American Institute of Physics Center for History of Physics

The AIP Center for History of Physics has a program of grants-in-aid for research in the history of modern physics and allied sciences (such as astronomy, geophysics, and optics) and their social interactions.Grants can be up to $2,500 each. They can be used only to reimburse direct expenses connected with the work.
Deadlines: April 15 and November 15 AnnuallyWebsite